US PATENT SUBCLASS 76 / 38
.~.~.~ Spiral

Current as of: June, 1999
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76 /   HD   METAL TOOLS AND IMPLEMENTS, MAKING

25.1  DF  SAW-MAKING OR FURBISHING DEVICE OR MACHINE {12}
*  DD  .~ Sharpening and gumming {3}
37  DF  .~.~ Rotating tool {8}
38.~.~.~ Spiral

DEFINITION

Classification: 76/38

Machines which sharpen the teeth of saws by means of a helical or spiral file, cutter, or abrading devices.

SEE OR SEARCH CLASS

409, Gear Cutting, Milling, or Planing,

1+, for gear cutting, generally.